计算机英语第十一章课后答案,第十一章 计算机专业英语试卷.doc

计算机专业英语

一、请将下列英文专业术语翻译成汉语。(每小题1分，共10分)

integrated circuits

operation code

instruction

simulation

EDI

baud

portability

video conferencing

access control

GPRS

得分评分人请将下列汉语专业术语翻译成英文。(每小题1分，共10分)

加密

密钥

综合业务数字网

频分多路复用

信元

用户界面

关系结构

解释程序

流程图

多道程序设计技术

得分评分人三、 请将下列专业术语和相应的解释进行匹配。(每小题2分，共20分)

1. ________decrypting

2. ________certification

3. ________packet switching

4. ________navigation

5. ________TDM

6. ________viewer

7. ________multimedia

8. ________virtual circuit

9. ________DBMS

10. _______binding

a. The authoritative act of documenting compliance with agreed requirements.

b. The process of restoring encrypted information to readability.

c. A technique used so that transmission can continue on an alternative path in the event of a node failure or congestion.

d. A form of space-division switching in which each input line is a TDM stream. The switch configuration may change for each time slot.

e. The division of a transmission facility into multiple channels by allotting the facility to different channels, one at a time.

f. A method of transmitting messages through a communications network, in which long messages are subdivided into short packets. Each packet is passed from source to destination through intermediate nodes. At each node, the entire message is received, stored briefly, and then passed on to the next node.

g. A facility in which the customer leases circuits and, sometimes, switching capacity for the customer ‘s exclusive use. Access may be provided to a public switched telecommunications service.

h. A class that serves as the basis for inheritance. A base class is the superclass for all its derived classes.

i. The match between a message received by an object and one of its methods. Can be done static, that is, at compile-time, or dynamic, that is, at run-time.

j. a request to perform a method for an object. A message results in the invocation of the method. The message contains a selector that identifies the method and any para